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path: root/drivers/block/floppy.c
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Diffstat (limited to 'drivers/block/floppy.c')
-rw-r--r--drivers/block/floppy.c49
1 files changed, 25 insertions, 24 deletions
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index c1aacca88c8f..b206115d761c 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -2351,7 +2351,7 @@ static void rw_interrupt(void)
}
if (CT(COMMAND) != FD_READ ||
- raw_cmd->kernel_data == current_req->buffer) {
+ raw_cmd->kernel_data == bio_data(current_req->bio)) {
/* transfer directly from buffer */
cont->done(1);
} else if (CT(COMMAND) == FD_READ) {
@@ -2640,7 +2640,7 @@ static int make_raw_rw_request(void)
raw_cmd->flags &= ~FD_RAW_WRITE;
raw_cmd->flags |= FD_RAW_READ;
COMMAND = FM_MODE(_floppy, FD_READ);
- } else if ((unsigned long)current_req->buffer < MAX_DMA_ADDRESS) {
+ } else if ((unsigned long)bio_data(current_req->bio) < MAX_DMA_ADDRESS) {
unsigned long dma_limit;
int direct, indirect;
@@ -2654,13 +2654,13 @@ static int make_raw_rw_request(void)
*/
max_size = buffer_chain_size();
dma_limit = (MAX_DMA_ADDRESS -
- ((unsigned long)current_req->buffer)) >> 9;
+ ((unsigned long)bio_data(current_req->bio))) >> 9;
if ((unsigned long)max_size > dma_limit)
max_size = dma_limit;
/* 64 kb boundaries */
- if (CROSS_64KB(current_req->buffer, max_size << 9))
+ if (CROSS_64KB(bio_data(current_req->bio), max_size << 9))
max_size = (K_64 -
- ((unsigned long)current_req->buffer) %
+ ((unsigned long)bio_data(current_req->bio)) %
K_64) >> 9;
direct = transfer_size(ssize, max_sector, max_size) - fsector_t;
/*
@@ -2677,7 +2677,7 @@ static int make_raw_rw_request(void)
(DP->read_track & (1 << DRS->probed_format)))))) {
max_size = blk_rq_sectors(current_req);
} else {
- raw_cmd->kernel_data = current_req->buffer;
+ raw_cmd->kernel_data = bio_data(current_req->bio);
raw_cmd->length = current_count_sectors << 9;
if (raw_cmd->length == 0) {
DPRINT("%s: zero dma transfer attempted\n", __func__);
@@ -2731,7 +2731,7 @@ static int make_raw_rw_request(void)
raw_cmd->length = ((raw_cmd->length - 1) | (ssize - 1)) + 1;
raw_cmd->length <<= 9;
if ((raw_cmd->length < current_count_sectors << 9) ||
- (raw_cmd->kernel_data != current_req->buffer &&
+ (raw_cmd->kernel_data != bio_data(current_req->bio) &&
CT(COMMAND) == FD_WRITE &&
(aligned_sector_t + (raw_cmd->length >> 9) > buffer_max ||
aligned_sector_t < buffer_min)) ||
@@ -2739,7 +2739,7 @@ static int make_raw_rw_request(void)
raw_cmd->length <= 0 || current_count_sectors <= 0) {
DPRINT("fractionary current count b=%lx s=%lx\n",
raw_cmd->length, current_count_sectors);
- if (raw_cmd->kernel_data != current_req->buffer)
+ if (raw_cmd->kernel_data != bio_data(current_req->bio))
pr_info("addr=%d, length=%ld\n",
(int)((raw_cmd->kernel_data -
floppy_track_buffer) >> 9),
@@ -2756,7 +2756,7 @@ static int make_raw_rw_request(void)
return 0;
}
- if (raw_cmd->kernel_data != current_req->buffer) {
+ if (raw_cmd->kernel_data != bio_data(current_req->bio)) {
if (raw_cmd->kernel_data < floppy_track_buffer ||
current_count_sectors < 0 ||
raw_cmd->length < 0 ||
@@ -3585,7 +3585,7 @@ static void __init config_types(void)
unsigned int type = UDP->cmos;
struct floppy_drive_params *params;
const char *name = NULL;
- static char temparea[32];
+ char temparea[32];
if (type < ARRAY_SIZE(default_drive_params)) {
params = &default_drive_params[type].params;
@@ -3596,7 +3596,8 @@ static void __init config_types(void)
allowed_drive_mask &= ~(1 << drive);
} else {
params = &default_drive_params[0].params;
- sprintf(temparea, "unknown type %d (usb?)", type);
+ snprintf(temparea, sizeof(temparea),
+ "unknown type %d (usb?)", type);
name = temparea;
}
if (name) {
@@ -3772,13 +3773,14 @@ struct rb0_cbdata {
struct completion complete;
};
-static void floppy_rb0_cb(struct bio *bio, int err)
+static void floppy_rb0_cb(struct bio *bio)
{
struct rb0_cbdata *cbdata = (struct rb0_cbdata *)bio->bi_private;
int drive = cbdata->drive;
- if (err) {
- pr_info("floppy: error %d while reading block 0", err);
+ if (bio->bi_error) {
+ pr_info("floppy: error %d while reading block 0\n",
+ bio->bi_error);
set_bit(FD_OPEN_SHOULD_FAIL_BIT, &UDRS->flags);
}
complete(&cbdata->complete);
@@ -3813,7 +3815,7 @@ static int __floppy_read_block_0(struct block_device *bdev, int drive)
bio.bi_iter.bi_size = size;
bio.bi_bdev = bdev;
bio.bi_iter.bi_sector = 0;
- bio.bi_flags = (1 << BIO_QUIET);
+ bio.bi_flags |= (1 << BIO_QUIET);
bio.bi_private = &cbdata;
bio.bi_end_io = floppy_rb0_cb;
@@ -4115,6 +4117,13 @@ static ssize_t floppy_cmos_show(struct device *dev,
static DEVICE_ATTR(cmos, S_IRUGO, floppy_cmos_show, NULL);
+static struct attribute *floppy_dev_attrs[] = {
+ &dev_attr_cmos.attr,
+ NULL
+};
+
+ATTRIBUTE_GROUPS(floppy_dev);
+
static void floppy_device_release(struct device *dev)
{
}
@@ -4327,16 +4336,12 @@ static int __init do_floppy_init(void)
floppy_device[drive].name = floppy_device_name;
floppy_device[drive].id = drive;
floppy_device[drive].dev.release = floppy_device_release;
+ floppy_device[drive].dev.groups = floppy_dev_groups;
err = platform_device_register(&floppy_device[drive]);
if (err)
goto out_remove_drives;
- err = device_create_file(&floppy_device[drive].dev,
- &dev_attr_cmos);
- if (err)
- goto out_unreg_platform_dev;
-
/* to be cleaned up... */
disks[drive]->private_data = (void *)(long)drive;
disks[drive]->flags |= GENHD_FL_REMOVABLE;
@@ -4346,13 +4351,10 @@ static int __init do_floppy_init(void)
return 0;
-out_unreg_platform_dev:
- platform_device_unregister(&floppy_device[drive]);
out_remove_drives:
while (drive--) {
if (floppy_available(drive)) {
del_gendisk(disks[drive]);
- device_remove_file(&floppy_device[drive].dev, &dev_attr_cmos);
platform_device_unregister(&floppy_device[drive]);
}
}
@@ -4597,7 +4599,6 @@ static void __exit floppy_module_exit(void)
if (floppy_available(drive)) {
del_gendisk(disks[drive]);
- device_remove_file(&floppy_device[drive].dev, &dev_attr_cmos);
platform_device_unregister(&floppy_device[drive]);
}
blk_cleanup_queue(disks[drive]->queue);
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